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Tag: Astronomy

Social Distancing For Galaxies

Friday August 7th
Aubrey Henretty

Header Image: The original image of galaxies NGC 6285 (left) and NGC 6286 (right) was taken by NASA Hubble. Image Edit: Adler Planetarium We all know that social distancing is a good way to avoid catching (or spreading) a virus, but what if the stakes were even higher? What if standing too close to someone […]

Header Image: Adler Planetarium with a Full Moon in the background taken by Adler Planetarium Telescope Volunteer in July 2020. Image Credit: Bill Chiu

Adler Astronomers Love Talking Space

Friday July 10th
Colleen Cesaretti

Header Image: The Adler Planetarium with a Full Moon in the background taken by Adler Planetarium Telescope Volunteer in July 2020. Image Credit: Bill Chiu You have space questions, we have answers! Astronomers are constantly discovering and uncovering new secrets about space, which we know can lead to lots of questions. Will a black hole […]

Jupiter and Saturn are among the stars of Sagittarius the Archer throughout July 2020.

Adler Skywatch: July 2020

Wednesday July 1st
Karen Donnelly

Header Image: Look Up to see Jupiter and Saturn are among the stars of Sagittarius the Archer throughout July 2020. With clear skies, a clear view to the eastern horizon, and good timing, you may be able to see all five naked-eye visible planets this month, July 2020. The brilliant planet Jupiter starts the show, […]

Pictures In The Sky

Tuesday June 16th
Pedro Raposo

Header Image: This celestial globe from the Adler Planetarium’s collection shows the 88 constellations and their corresponding boundaries—which are the light blue lines on the surface of this globe—defined by the International Astronomical Union (IAU).  On January 10, 2016, I was among the millions of music fans who staggered at the news that David Bowie […]

Adler Skywatch: June 2020

Monday June 1st
Karen Donnelly

This year’s summer solstice occurs on the 20th, at 4:44 p.m. Central Daylight Time. On that date the Sun rises just before 5:15 a.m. and doesn’t set until shortly after 8:30 p.m. Between those times, the Sun gets very high in the sky. Keep in mind this takes place in the Northern Hemisphere; those in […]

Whirlpool Galaxy taken by Adler Planetarium Telescope Volunteer Bill Chiu

You Asked, Our Astronomers Answered!

Thursday May 7th
Colleen Cesaretti

Header Image: A beautiful image of The Whirlpool Galaxy taken by an Adler Planetarium Telescope Volunteer. Image Credit: Bill Chiu Our universe is vast, mysterious, and ever expanding! Astronomers are constantly discovering and uncovering new secrets about space, which we know can lead to lots of questions. What is a black hole? When can you […]

Adler Skywatch: May 2020

Friday May 1st
Karen Donnelly

What’s better than the near approach of a comet? How about the near approach of two comets? That’s what we’re expecting during the month of May, 2020! Comet C/2019 Y4, also known as Comet ATLAS, was discovered late last December. It will come closest to Earth on May 23rd, at a distance of about 72 […]

The spotty surface of Betelgeuse shown with two, large, bright, star spots. The spots potentially represent enormous convective cells rising from below the supergiant's surface. They are bright because they're hotter than the rest of the surface, but both spots and surface are cooler than the Sun.

Betelgeuse: A Supernova in the Works

Sunday April 5th
Bianca Anderson

Header Image: The spotty surface of Betelgeuse shown with two, large, bright, star spots. The spots potentially represent enormous convective cells rising from below the supergiant’s surface. They are bright because they’re hotter than the rest of the surface, but both spots and surface are cooler than the Sun. Image Credit: Xavier Haubois (Observatoire de […]

The Waxing Gibbous Moon.

Adler Skywatch: April 2020

Wednesday April 1st
Karen Donnelly

Happy April, stargazers! The closest supermoon of the year takes place this month, April 2020. Supermoon is a nickname that describes a Full Moon that occurs within 10% of its closest approach to Earth. Astronomers refer to supermoons as a perigean Full Moon. The April 7th Full Moon is just under 222,000 miles from Earth. […]

Pedestrians walking (during Chicagohenge) across a crosswalk while the Sun sets in the distance with the Willis Tower in view.

AstroFan: Understanding Chicagohenge

Thursday March 12th
Bianca Anderson

Header Image: Chicagohenge as seen from West Adams Street. Image Credit: Tim Hara Greetings fellow Chicagoans! It is almost that time of year when nature and architecture harmoniously come together to create the phenomenon known as Chicagohenge. For those who don’t know, Chicagohenge occurs twice a year and happens when the Sun directly lines up […]

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